Lihlahisoa
Theko e tlase ka ho fetisisa bakeng sa Cable ea Optic ea Fiber - RS485 e sothehileng e nang le motheo o 2, motheo o 3, lipelo tse 4, 20AWG, 22AWG, 18AWG - AIXTON
Re thabela ho araba lipotso life kapa life, ka kopo re romelle lipotso le liodara tsa hau.
lintlha tsa sehlahisoa
RS-485 ke tekanyetso ea motlakase feela. Ho fapana le litekanyetso tse felletseng tsa sebopeho, tse hlalosang litlhaloso tse sebetsang, tsa mechini le tsa motlakase, RS-485 e hlalosa feela litšobotsi tsa motlakase tsa balaoli le baamoheli tse ka sebelisoang ho kenya tšebetsong mola o leka-lekaneng oa phetiso ea lintlha tse ngata. Leha ho le joalo, tekanyetso ena e reretsoe ho buuoa ka litekanyetso tsa maemo a holimo, joalo ka DL/T645, mohlala, e hlalosang protocol ea puisano bakeng sa limithara tsa matla a elektroniki Chaena, e totobatsang RS-485 e le tekanyetso ea lera la 'mele. Likarolo: 1. E hanelang mocheso le e thibelang malakabe. 2. Tshebetso e ntle ea ho thibela mocheso le botsitso ba lik'hemik'hale. 3. Tshebetso e ntle ea phetiso ka lebaka la ts'ebeliso ea polyethylene ea boleng bo holimo bakeng sa tšireletso ea cable e lohiloeng. 4. Khanyetso e sebetsang ea tšitiso ea motlakase ka lebaka la ts'ebeliso ea mofuta o mocha oa foil ea aluminium le tšireletso ea letlooeng la koporo le lohiloeng ka mekhahlelo e 'meli. Lisebelisoa: Matšoao a RS-485 a sebelisoa mefuteng e mengata ea likhomphutha le ea othomathiki. Tsamaisong ea khomphutha, SCSI-2 le SCSI-3 li ka sebelisa tlhaloso ena ho kenya tšebetsong lera la 'mele bakeng sa phetiso ea data pakeng tsa molaoli le disk drive. RS-485 e sebedisetswa puisano ya data e lebelo le tlase dibeseng tsa dikoloi tsa bapalami dikhaboneng tsa difofane tsa kgwebo. E hloka dithapo tse nyane mme e ka arolelana dithapo hara ditulo tse ngata, e leng se fokotsang boima. Diparamitha Moetso NO OD(MM) Bolelele (m) Khanyetso e phahameng ka ho fetisisa ea mokhanni ho 20℃(Ω/KM) Khanyetso e tlase ka ho fetisisa ea mokhanni ho 70℃(Ω/KM) RS-485 2*0.5 5.5 100/200 39 0.012 RS-485 2*0.75 6.0 100/200 26 0.010 RS-485 2*1.0 6.6 100/200 19.5 0.010 RS-485 2*1.5 7.5 100/200 13.3 0.009 RS-485 2*2.5 8.7 100/200 7.98 0.008 RS-485 3*0.5 5.8 100/200 39 0.012 RS-485 3*0.75 6.3 100/200 26 0.010 Difoto